April weather forecastBlue Mounds, WI
April
Weather in April
April in Blue Mounds, Wisconsin, is a fresh spring month, with an average temperature varying between 54°F (12.2°C) and 37°F (2.8°C).Temperature
April's onset is marked by a temperature increase, moving from a cold 41.7°F (5.4°C) in March to a cool 54°F (12.2°C). April nights cool down to an average low-temperature of 37°F (2.8°C).Humidity
The months with the lowest humidity are April, October and November, with an average relative humidity of 78%.Rainfall
In Blue Mounds, in April, it is raining for 13.7 days, with typically 2.44" (62mm) of accumulated precipitation. In Blue Mounds, during the entire year, the rain falls for 128 days and collects up to 22.68" (576mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Blue Mounds, in April, during 3 snowfall days, 1.69" (43mm) of snow is typically accumulated. In Blue Mounds, during the entire year, snow falls for 52.2 days and aggregates up to 17.95" (456mm) of snow.Daylight
In April, the average length of the day is 13h and 26min.On the first day of April, sunrise is at 6:39 am and sunset at 7:26 pm. On the last day of the month, sunrise is at 5:53 am and sunset at 7:59 pm CDT.
Sunshine
The average sunshine in April is 6.9h.UV index
In April, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the average person.Note: A maximum UV index of 3 in April translates into the following recommendations:
Make use of precautions - Shielding skin and eyes from injury is a requirement. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Blue Mounds, WI
- Average high temperature in April: 54°F
The warmest month (with the highest average high temperature) is July (78.6°F).
The month with the lowest average high temperature is January (23.5°F).
- Average low temperature in April: 37°F
The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (10.9°F).
Average pressure in April
Blue Mounds, WI
- Average pressure in April: 29.95"Hg
The months with the highest atmospheric pressure are January and February (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in April
Blue Mounds, WI
- Average wind speed in April: 10.1mph
The windiest month (with the highest average wind speed) is April (10.1mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).
Average humidity in April
Blue Mounds, WI
- Average humidity in April: 78%
The month with the highest relative humidity is January (89%).
The months with the lowest relative humidity are April, October and November (78%).
Average rainfall in April
Blue Mounds, WI
- Average rainfall in April: 2.44"
The wettest month (with the highest rainfall) is June (3.35").
The driest month (with the least rainfall) is January (0.79").
Average rainfall days in April
Blue Mounds, WI
- Average rainfall days in April: 13.7 days
The month with the highest number of rainy days is June (17.7 days).
The month with the least rainy days is February (3.1 days).
Average snowfall in April
Blue Mounds, WI
- Average snowfall in April: 1.69"
The month with the highest snowfall is February (4.25").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Blue Mounds, WI
- Average snowfall days in April: 3 days
The month with the highest number of snowfall days is January (13.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Blue Mounds, WI
- Average daylight in April: 13h and 24min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in April: 6h and 54min
The month with the most sunshine is July (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).
Average sunshine days in April
Blue Mounds, WI
- Average sunshine days in April: 12.8 days
The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is June (9.8 days).
Average UV index in April
Blue Mounds, WI
- Average UV index in April: 3
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in April
Blue Mounds, WI
- Average cloud cover in April: 54
The month with the most cloud cover is January (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in April
Blue Mounds, WI
- Average visibility in April: 6mi
The months with the highest visibility are March, April, May, June, October, November and December (6mi).
The months with the lowest visibility are January, February, July, August and September (5mi).





